Craftsman CMMT #43020  15/16" Shallow Socket  3/8" Drive 6 Pt Chrome Finish NEW

CMMT stands for "CraftsMan Mechanic's Tools."

It is a prefix for the part numbers of newer Craftsman tools, which are often made in countries like Taiwan and China. This prefix helps identify the product and where it comes from within the Craftsman brand.

Key Features & Benefits

• Superior Grip: 6-point design engages fastener flats securely, preventing bolt stripping and rounding
• Corrosion Protection: Full polish chrome finish resists rust and provides long-lasting durability
• Clear Identification: Large, easy-to-read size markings for quick socket selection
• Professional Quality: Meets or exceeds ASME B107.1 specifications for professional use

Technical Specifications

• Socket Size: 15/16" (SAE)
• Drive Size: 3/8 inch
• Construction: 6-point deep socket
• Material: Premium alloy steel
• Finish: Full polish chrome
• Quantity: Single socket (1 piece)
• Impact Rating: Not impact-rated (hand tool use only)
• Series: CMMT

Important Usage Guidelines & Precautions

• Proper Torque: Use appropriate torque specifications for your application to prevent over-tightening
• Hand Tool Only: This socket is NOT impact-rated - use only with hand ratchets, breaker bars, or torque wrenches
• Size Verification: Always verify socket size matches fastener before use to prevent damage
• Clean Connection: Ensure socket fully seats on fastener before applying torque
• Storage: Keep in organized tool storage to prevent damage and ensure quick identification
• Maintenance: Wipe clean after use and apply light oil if stored in humid conditions
• Quality Check: Inspect for cracks or wear before each use, especially around the drive end
• Safety: Always use ANSI-approved safety equipment, including safety glasses, appropriate gloves, and a hard hat when working around machinery or in a repair shop.

Contact Us:

We value our reputation and your trust. As an online seller, we know how important it is to provide reliable service and keep you happy. If you have any issues, are unhappy with your order, or have questions about our listings, please contact us directly.

We are here to help you. Your satisfaction is our top priority, and we appreciate the chance to resolve any concerns.

Customer Satisfaction Guarantee:

Are you happy with your order? We would appreciate a 5-star rating from you! If you are not satisfied, please contact us so we can find a solution together.

Quick Order Processing:

Most orders are shipped the same day if placed before 12 PM Eastern Time, Monday through Friday. All other orders are shipped the next business day.

Shipping is available to the lower 48 states only.